Home / 10,257,417.19-15,361,468.78-5,867,250.71

Finding the Fourth Proportional to 10,257,417.19, 15,361,468.78 and 5,867,250.71

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Solution

The fourth proportional to 10,257,417.19, 15,361,468.78 and 5,867,250.71 is: 8,786,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257,417.19 : 15,361,468.78 = 5,867,250.71 : x
  2. Step 2: Convert to fraction form
    10,257,417.19/15,361,468.78 = 5,867,250.71/x
  3. Step 3: Cross multiply
    10,257,417.19x = 15,361,468.78 × 5,867,250.71
  4. Step 4: Simplify right side
    10,257,417.19x = 90,129,588,606,097.83
  5. Step 5: Solve for x
    x = 90,129,588,606,097.83/10,257,417.19
  6. Step 6: Final answer
    x = 8,786,772.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.